Level Six Men's Mack 2.0 Dry Top Nylon Imported eXhaust 2.5 Ply waterproof breathable nylon body eXhaust 3 Ply waterproof breathable nylon panels British Latex wrist and neck gaskets Adjustable Gusseted 0.5 mm neoprene wrist and neck gaskets DCS waistband with Velcro panels eliminate loose straps